It's not only the most difficult thing to know one's self, but the most inconvenient.
Marrying a woman for her money is very much like setting a rat-trap, and baiting it with your own finger.
Experience is a grindstone; and it is lucky for us, if we can get brightened by it, and not ground.
Silence is one of the hardest arguments to refute.
Good nonsense is good sense in disguise.
Pedantry is paraded knowledge.